Bulgarian police release video with the suspected Burgas airport bomber filmed on security camera in hope to gather more information on what happened.The number of dead in the bombing of a bus with Israeli tourists in Bulgaria now stands at at least six. Officials say five Israelis and the local driver were killed. Investigators believe the terror attack was most likely carried out by a suicide bomber who had fake US documents. This video has just been released, showing the suspect on security camera before the bombing. The Israeli government accused Iran of being behind the attack and vowed a tough response. Iran's state TV has rejected the accusations as 'ridiculous'. Some 30 people were injured, with the Israeli Air Force airlifting them home.